7300 ram

mark at gizzmo.UUCP mark at gizzmo.UUCP
Wed Mar 4 08:34:56 AEST 1987


I have recieved several comments on Amperfax's ram upgrades for the 
7300, so I thought that I would share them with you.

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I just got my 7300 back from Amperfax, and am very pleased with
the results.   I went for the 2MB ram upgrade, a 40MB disk, and
clock battery kit, to the tune of $1550 parts and labor.  
The previous configuration was the wimpy and nearly useless
.5MB ram, 10MB disk, along with "epoch clock syndrome" :-)

The people I dealt with (Andrew and Cathy Cohen) are professional,
courteous, and knowledgeable.  They deserve all the business the
7300 user community can give them.

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Well, I've taken the plunge!  I've had my 512k motherboard upgraded to 
2 Meg by the Amperfax (sp?) folks in Florida.

First, let me tell you about the the company.  This has got to be one of
the most professional outfits I've ever done business with.  When you
are ready to order the upgrade, they will send you a simple agreement
(contract) to tell you about what is gonna happen.  When you are about
to ship your parts (I shipped only the motherboard, the whole machine is
ok too) they ask that you call them on the phone and tell them when to
expect the shipment.  They call you when the shipment arrives!  Then, 
they call you when the conversion is complete and tell you when to 
expect the shipment back.  I sent my motherboard on Monday, they got it
on Wed, converted it, and shipped it the same day.  I got it back Friday.

Now for the preformance...  I had a 512k motherboard and a 512k expansion
board before, and now have 2 Meg with no expansion board.  I took a few
stopwatch tests of typical tasks and heavy duty 'compute bound' tasks before
I shipped it off to compare with.  On the average, the speed of the 
typical tasks were increased only slightly... 5-7%.  However, the increase
in performance on big tasks (like a 'make' on large source code files) were
more like 15-20%.  The real increases came in multiuser and multitasking
situtations... typically 50-70%.  One of the increases that puzzled me was
the apparent refresh rate of the screen!  I'm not sure how the two are
related, but it appears that things are happening faster on the console.

The bottom line:  If you use your machine for code development (like I do)
or have multiuser/multitasking situations, then the upgrade is a bargain.

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PLEASE TELL AMPERFAX WHERE YOU GOT THIS INFORMATION (NEWSNET) !!!!!!

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         AN INEXPENSIVE RAM UPGRADE FOR YOUR 7300 OR 3B1!!

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

             Ok, here is how to get more information:

Call or write Andrew Cohen of Amperfax and tell him WHERE YOU SAW THIS INFO!!

This is very important. Amperfax is trying to find the best way of contacting  
7300 and 3B1 owners, and they must know how you found out about their company!




		    AMPERFAX CORPORATION
		    Andrew Cohen,President
		    1928 N.E. 154th Street
		    North Miami Beach, Florida  33162
	            305-944-1477


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                                              ethos---\
Mark Hilliard                   seismo!rochester!kodak!gizzmo!mark
					      fthood!-/



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